Description

Isopropylidenedi-p-Phenylenebis[Bis[(3-Ethyl-3-Oxetanyl)Methyl]Phosphine] is a specialized, high-purity organophosphorus compound containing oxetane functional groups. This chemical is valued for its role as a key monomer or cross-linking agent in advanced polymer synthesis, particularly for creating high-performance, thermosetting resins. It is essential for manufacturers in the electronics, aerospace, and specialty coatings industries seeking to develop materials with superior thermal stability, chemical resistance, and precise mechanical properties.

Application

• Advanced Thermoset Polymers: Serves as a critical cross-linking monomer for epoxy and polyurethane systems, enhancing thermal and mechanical performance.
• Electronic Encapsulants & Underfills: Used in formulations for protecting sensitive microelectronics due to its low shrinkage and excellent adhesion upon curing.
• High-Performance Composite Matrices: A key component in resin matrices for carbon fiber and glass fiber composites used in aerospace and automotive applications.
• Specialty Coatings & Adhesives: Imparts durability, chemical resistance, and weatherability in industrial and protective coatings, as well as structural adhesives.
• Photopolymer & 3D Printing Resins: Utilized in radiation-curable formulations for rapid prototyping and additive manufacturing, benefiting from its reactive oxetane groups.
• Flame Retardant Additives: The phosphorus content contributes to flame retardancy in polymer blends, meeting stringent safety standards.

Basic Information

Product Name	Isopropylidenedi-p-Phenylenebis[Bis[(3-Ethyl-3-Oxetanyl)Methyl]Phosphine]
CAS No.	53184-75-1
Molecular Formula	C37H48O4P2
Molecular Weight	618.71 g/mol
Synonyms	Bis[4-[bis[(3-ethyloxetan-3-yl)methyl]phosphino]phenyl]propane; 2,2-Bis[4-[bis[(3-ethyloxetan-3-yl)methyl]phosphino]phenyl]propane; 1,1'-(Isopropylidenedi-4,1-phenylene)bis[bis[(3-ethyl-3-oxetanyl)methyl]phosphine]; BPOEP; Oxetane-functionalized bisphosphine monomer; Contact for additional trade names and abbreviations.
EINECS	Contact for details

Quality Control

Our production of Isopropylidenedi-p-Phenylenebis[Bis[(3-Ethyl-3-Oxetanyl)Methyl]Phosphine] adheres to a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FT-IR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its reactive functional groups, it should be stored under an inert atmosphere such as nitrogen for long-term stability and to prevent moisture absorption or premature polymerization.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Viscosity (25°C)	Contact for details
Refractive Index (n20D)	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.